Primitive Man with Lane Shi Otayonii, Barren Altar, and more

Primitive Man, originating from Denver, Colorado in 2012, is an American doom, sludge, and black metal band. They are known for an intensely heavy, abrasive, and nihilistic sound, delivering crushing riffs and a suffocating atmosphere. Notable albums include "Caustic" (2017), "Immersion" (2020), and "Observance" (2025). They also collaborated with Full of Hell on "Suffocating Hallucination" (2023).

Noise/sludge/doom supergroup on Neurot: members of Intronaut, A Storm of Light, Generation of Vipers & Battle of Mice; debut EP “Thorns” (2024).